diff --git a/Shorewall/Perl/Shorewall/Chains.pm b/Shorewall/Perl/Shorewall/Chains.pm
index e89b9f912..d6c85759c 100644
--- a/Shorewall/Perl/Shorewall/Chains.pm
+++ b/Shorewall/Perl/Shorewall/Chains.pm
@@ -523,7 +523,6 @@ sub trace( $$$$ ) {
 #
 #    Chain reference , Command, ...
 #
-
 sub add_commands ( $$;@ ) {
     my $chainref    = shift @_;
     my $indentation = '    ' x $chainref->{cmdlevel};
@@ -620,7 +619,6 @@ sub handle_port_list( $$$$$$ ) {
 #
 # This much simpler function splits a rule with an icmp type list into discrete rules
 #
-
 sub handle_icmptype_list( $$$$ ) {
     my ($chainref, $first, $types, $rest) = @_;
     my @ports = split ',', $types;
@@ -820,7 +818,7 @@ sub decrement_reference_count( $$ ) {
 # The rules generated by interface options are added to the interfaces's input chain and
 # forward chain. Shorewall::Rules::generate_matrix() may decide to move those rules to
 # the head of a rules chain (behind any blacklist rule already there).
-
+#
 sub move_rules( $$ ) {
     my ($chain1, $chain2 ) = @_;
 
@@ -872,7 +870,6 @@ sub move_rules( $$ ) {
 #
 # Replace the jump at the end of one chain (chain2) with the rules from another chain (chain1).
 #
-
 sub copy_rules( $$;$ ) {
     my ($chain1, $chain2, $nojump ) = @_;